| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 9 | |
| #2 | Switzerland | 3 | |
| #3 | Germany | 3 | |
| #4 | Denmark | 3 | |
| #5 | Sweden | 3 | |
| #6 | Belgium | 2 | |
| #7 | Canada | 2 | |
| #8 | Spain | 2 | |
| #9 | France | 2 | |
| #10 | Netherlands | 2 | |
| #11 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Weapons | |
| #3 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Ammunition fuzes | |
| #2 | Explosive charges | |
| #3 | Mountings for cannons and pistols | |
| #4 | Special electric heating or lighting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Usel Hubert | 18 |
| Publication | Filing date | Title |
|---|---|---|
| DE2451370A1 | ELECTRIC IGNITER FOR TUBELESS PROPELLERS AND PROCESS FOR THE MANUFACTURING OF SUCH IGNITORS | |
| ES411012A1 | Electrically ignitable cartridge-less bullet | |
| NL173209B | Ejector for sleeveless cartridges. |